An interesting web site, FiveThirtyEight.com, keeps track of polls and projects winners/losers based on prior accuracy of pollsters, recency of the poll, etc. Here is what they're showing currently:


In other words, a very comfortable Obama win. Thank heavens. He needs to have a sizable margin or cushion to insure inevitable GOP vote suppression shenanigans will not adversely affect the outcome (ala Kerry in 2004 and Gore in 2000).